In One-Factor ANOVA, Both Mean Square for Treatments (MSTr) and Mean

question 33

Essay

In one-factor ANOVA, both mean square for treatments (MSTr) and mean square for error (MSE) are unbiased estimators for estimating the common population variance $\sigma ^ { 2 }$ when __________, but MSTr tends to overestimate $\sigma ^ { 2 }$ when __________.

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Definitions:

Aggressive Modeling

The process by which individuals learn aggressive behavior by observing and imitating the aggressive actions of models, such as parents, characters on television, or peers.

Self-Reinforcement

The process of rewarding oneself to increase or maintain a behavior, based on personal standards and without external rewards.

The Id

A component of Freud's psychoanalytic theory representing primal desires and drives.

Behavior Modification

A technique aiming to change negative behaviors into positive ones through reinforcement and punishment.